What was found
DURING HEAVY MAINTENANCE, CORROSION ON LOWER BEAM AFT CARGO WAS FOUND BEFORE REMOVE FITTINGS; CORROSION WAS REMOVED AND WAS FOUND OUT OF LIMITS, THEREFORE AFT CARGO COMPARTMENT LOWER BEAM WAS REPLACED PER EMB- 190 SRM 51-43-02, STEP 5 (FIG 2) AND SRM 51-41-02 STEP 6 (FIG 2). WORK ACCOMPLISHED ON TOMX NR 1556/00343